On Mon, 22 Apr 2024 15:51:41 -0500, Gaurav Batra wrote:
> At the time of LPAR boot up, partition firmware provides Open Firmware
> property ibm,dma-window for the PE. This property is provided on the PCI
> bus the PE is attached to.
>
> There are execptions where the partition firmware might not provide this
> property for the PE at the time of LPAR boot up. One of the scenario is
> where the firmware has frozen the PE due to some error condition. This
> PE is frozen for 24 hours or unless the whole system is reinitialized.
>
> [...]
Applied to powerpc/fixes.
[1/1] powerpc/pseries/iommu: LPAR panics during boot up with a frozen PE
https://git.kernel.org/powerpc/c/49a940dbdc3107fecd5e6d3063dc07128177e058
cheers
